Our Staff
Our NDC staff includes engineers, physicists, chemists, computer scientists, analysts, and American Society for Nondestructive Testing (ASNT) Level III certified technicians. Their areas of expertise include x-ray, acoustic, thermal, particle, and surface NDC techniques; software, algorithm, and hardware development; and modeling and simulation.
Specific staff and technical capabilities include:
| Contact | Phone | Expertise | |
|---|---|---|---|
| Maurice Aufderheide | 925-423-6174 | Physicist/HADES | aufderheide1@llnl.gov |
| Steve Azevedo | 925-422-8538 | Consultant/Retiree with 36+ years of experience in NDC, particularly tomography, signal and image processing, x-ray, radar, ultrasound, systems engineering; Four R&D100 awards; Six patents | azevedo3@llnl.gov |
| Nathan Barton | 925-422-9426 | Modeling and Simulation | barton22@llnl.gov |
| Perry Bell | 925-422-9927 | NIF Target Diagnostics | bell11@llnl.gov |
| Steve Benson | 925-422-7024 | Nondestructive characterization, ultrasound, x-ray; software controls | benson4@llnl.gov |
| Joel Bernier | 925-423-3708 | Material Science (Experimental) | bernier2@llnl.gov |
| Timo Bremer | 925-422-7365 | Computer Scientist | bremer5@llnl.gov |
| Bill Brown | 925-422-7933 | Nondestructive characterization (x-ray), signal and image processing, system engineering, hardware design, computed tomography, digital radiography and tomosynthesis techniques | brown197@llnl.gov |
| Jolyon Browne | N925-424-2857 | Engineer with experience in x-ray-based inspection (baggage, cargo, and vehicle); image reconstruction algorithms for CT; anomaly and threat detection; x-ray-based reverse engineering and metrology | browne5@llnl.gov |
| Vera Bulaevskaya | 925-423-8375 | Statistician, Systems and Decision Sciences Section | bulaevskaya1@llnl.gov |
| Jim Candy | 925-422-8675 | Chief Scientist for Engineering, signal processing | candy1@llnl.gov |
| Holly Carlton | 925-422-2765 | Materials Scientist | carlton4@llnl.gov |
| David Castanon | 617-353-9880 | Consultant | dac@bu.edu |
| Jesus Castellanos | 925-422-8241 | NDE technician Level I, experience in ultrasonic, magnetic particle, liquid penetrant, visual, and eddy current testing; phased-array UT; radiography | castellanos6@llnl.gov |
| Dave Chambers | 925-423-8893 | Applied Math, Engineering Group Leader | chambers2@llnl.gov |
| John Chang | 925-424-4624 | Millimeter Wave Imaging | chang16@llnl.gov |
| Steven Cocoles | 925-423-9829 | IT Manager | cocoles1@llnl.gov |
| Carl Crawford | 414-530-0146 | Consultant; X-ray security systems | crawford.carl@csuptwo.com |
| Sabrina DePiero | 925-424-6761 | Chemical Process Engineer, Area of focus: Home Made Explosives Formulation, Energetic Materials Center | depiero2@llnl.gov |
| Chuck Divin | 925-422-9969 | Ultrafast optics, MMW and THz generation, Nano x-ray computed tomography, Signal and image processing | divin1@llnl.gov |
| Karl Fisher | 925-423-0132 | Acoustics, ultrasonics, transduction and modeling; Section Leader, MED | fisher34@llnl.gov |
| Pete Fitsos | 925-422-1937 | Design and simulation as it applies to mechanical and precision engineering | fitsos1@llnl.gov |
| David Fittinghoff | 925-422-5188 | Neutron Imaging | fittinghoff1@llnl.gov |
| Brian Fix | 925-424-3215 | Contact and immersion ultrasonic inspections, digital and film radiography, computed tomography, system and software development, x-ray fluorescence inspections | fix7@llnl.gov |
| Brad Funsten | 925-423-2613 | Engineer | funsten1@llnl.gov |
| Steven Glenn | 925-423-7445 | Signal and image processing, cargo inspection systems, nuclear and particle physics, nuclear threat detection, algorithms research, systems and software engineering, large-scale controls, project management; Deputy project leader for NCI | glenn21@llnl.gov |
| Ryan Goldhahn | 925-422-4914 | Engineer, signal processing | goldhahn1@llnl.gov |
| Denise Grimsley | 925-422-0411 | Sr. Scientific Technologist | grimsley1@llnl.gov |
| Peter Haugen | 925-422-0319 | Electronics Engineer | haugen2@llnl.gov |
| Peter Hsu | 925-422-0317 | Chemical Engineer | hsu7@llnl.gov |
| Robert Huber | 925-422-6564 | Nondestructive evaluation and characterization primarily using ultrasound techniques including laser-based ultrasound, signal and image processing, reconstruction and analysis of computed tomography data | huber5@llnl.gov |
| Gary Johnson | 925-423-0156 | Electronics Engineer | johnson28@llnl.gov |
| Jeff Kallman | 925-423-2447 | NDE Inverse Problems | kallman1@llnl.gov |
| Lionel Keene | 925-422-0178 | Materials characterization via Fourier transform infrared spectroscopy, Raman and scanning electron microscopy; ultra-high vacuum system assembly and maintenance; parallelization and vectorization of algorithms; client application development using the Microsoft .NET framework | keene6@llnl.gov |
| Hyojin Kim | 925-423-1512 | kim63@llnl.gov | |
| Bernard Kozioziemski | 925-424-6317 | X-ray Imaging | kozioziemski1@llnl.gov |
| Robert Lanier | 925-422-5636 | Engineer | lanier1@llnl.gov |
| Sean Lehman | 925-423-3580 | Engineer, ultrasound | lehman2@llnl.gov |
| Lara Leininger | 925-423-6573 | LLNL Energetic Materials Center, Director | leininger3@llnl.gov |
| Harry Martz | 925-423-4269 | Expertise in all forms of NDC, particularly involving radiation (x-rays, gamma-rays) and particles (protons and neutrons) for noninvasive imaging; nuclear physics/chemistry, systems engineering, project leadership; Director of NCI | martz2@llnl.gov |
| Owen Mays | 925-422-1178 | Microwave imaging and sensing, dielectric characterization, antenna design, electromagnetic simulations | mays8@llnl.gov |
| Don Mendonsa | 925-423-2224 | IT Specialist, Engineer | mendonsa2@llnl.gov |
| Haichao Miao | 925-423-4722 | miao1@llnl.gov | |
| Diana Mobley | 925-423-0422 | NDE technician Level II, 14 years’ experience in ultrasonic, magnetic particle, liquid penetrant, visual, and eddy current testing; phased-array UT; radiography, Air Force Lead NDI Level V Lead technician | mobley4@llnl.gov |
| Rosa Morales | 925-426-6953 | NDE Intern; uncertainty quantification in X-ray CT systems; computational mechanics | morales31@llnl.gov |
| Hassan Naqvi | 925-422-2747 | NDE technician Level III, 25 years’ experience, ASNT Level III ultrasonic, magnetic particle, liquid penetrant, and eddy current testing; radiography, FAA Airframe and Power Plant License | naqvi1@llnl.gov |
| David Paglieroni | 925-423-9295 | Signal and image processing, computer vision, machine intelligence/learning, project leadership | paglieroni1@llnl.gov |
| Robert Panas | 925-423-5569 | Dynamic error budgeting, noise analysis, uncertainty quantification, signal variation flow graph generation, statistics, design, compliant mechanisms, strain sensing, precision engineering, additive manufacturing, micro/nano-manufacturing, MEMS | panas3@llnl.gov |
| David Perlmutter | 925-422-0764 | Engineer | perlmutter1@llnl.gov |
| Cary Pincus | 925-422-7346 | Systems engineering of X-ray Fluorescence, Digital Radiography, CT and mobile cargo inspection systems, software engineering of user interface and image processing | pincus1@llnl.gov |
| Finn Rebassoo | 925-423-3461 | Nuclear Science/Analyst | rebassoo1@llnl.gov |
| John Reynolds | 925-422-6028 | Senior Science Advisor | reynolds3@llnl.gov |
| Randy Roberts | 925-423-9255 | Signal and Image Processing | roberts38@llnl.gov |
| John Rodriguez | 925-424-6519 | Technical Supervisor of the LLNL NDE Group; ASNT Level III/SME in radiography, ultrasound, eddy current, liquid penetrant, magnetic particle, and visual test methods; NDE of a wide variety of objects for defense, aerospace, pressure vessels, petroleum, and construction industries | rodriguez62@llnl.gov |
| Joshua Ruelas | 925-423-2886 | NDE technician Level I, experience in ultrasonic, magnetic particle, liquid penetrant, visual, and eddy current testing; phased-array UT; radiography | ruelas6@llnl.gov |
| Brian Rusnak | 925-422-0435 | Neutron Imaging | rusnak1@llnl.gov |
| John Sain | 925-422-3409 | Non-destructive evaluation, computed tomography, digital radiography, signal and image processing, system integration, software development, optical engineering, modeling, project leadership | sain1@llnl.gov |
| Rob Schmidt | 925-422-6587 | Chemist | schmidt13@llnl.gov |
| Luke Schrimsher | 925-422-6587 | ASNT Level III magnetic particle and liquid penetrant, Level II NAS-410, ASNT-TC-1A; ultrasonic linear-array, phased-array, resonance imaging; radiographic imaging (film & digital), CT, backscatter; eddy current; visual testing; Level I thermography | schrimsher1@llnl.gov |
| Issac Seetho | 925-423-0393 | Signal and image processing, X-ray CT image reconstruction, statistics, software engineering & verification, systems engineering, and digital communication and nondestructive characterization | seetho3@llnl.gov |
| Michael Skeate | 925-422-0384 | Computer scientist/EE in R&D and application; x-ray system design for radiography and CT; radiation detection and measurement, and scientific imaging; project management; modeling, processing and analysis of data for NDE and materials characterization | skeate2@llnl.gov |
| Chris Spadaccini | 925-423-3185 | Division Leader, Materials Engineering Division | spadaccini2@llnl.gov |
| Mark Stoyer | 925-423-3079 | Nuclear Chemistry/Spectroscopy | stoyer1@llnl.gov |
| Randy Thompson | 925-424-4995 | NDE Engineering Technical Associate Level III, 30 years’ radiography experience with computed tomography and digital techniques, ASNT Level III radiography, A.A.S. Degree in Radiologic Sciences, St. Joseph’s Medical Center | thompson58@llnl.gov |
| Joe Tringe | 925-422-7725 | Materials characterization methods including flash x-ray radiography, scanning probe microscopy, transmission electron microscopy, scanning electron microscopy; also, knowledgeable about high explosives properties relevant for safety; microfabrication processes for electronic devices; Lead for the Nondestructive Evaluation Group | tringe2@llnl.gov |
| Trevor Willey | 925-424-6084 | Material Science (Experimental) | willey1@llnl.gov |
| Doug Wright | 925-423-2347 | Nuclear Science/X-ray Sources | wright20@llnl.gov |
